Dreams of the Hmong Kingdom: The Quest for Legitimation in French Indochina, 1850-1960 provides college-level readers with a scholarly discussion of the influence of French colonialism and Hmong leadership on the Hmong people's political and social structure, and is a recommendation for those studying either the general subject of colonialism or ...
EXPERT ANSWER. Polychromatic :- It has several frequency of light. So, it can show different colors. Monochromatic:- It has almost single frequency of light. E.g. Laser produces light of single frequency.
They are an interference pattern created by the reflection of light between two surfaces. When using a monochromatic light source it is possible to use the phenomenon to calculate the flatness of a component, but the surface of the component must be reflective in order for the light bands to appear.